In another two decades, rare commodities such as gold could become extremely scarce according to analysts at Goldman Sachs. Gold prices could soar if the market believes that future discoveries will be limited, which very well could be the case.

Both Brent and US crude are at their lowest level since April 2009 and have fallen for seven straight weeks. Global oil prices fell by more than $1 a barrel on Monday morning as analysts at Goldman Sachs lowered its short-term forecast.